Ultimate Biology Study Guide - Questions & Answers

ADHD can be best described as a __________ disorder with genetic, biological, and environmental influences.
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Which of the following molecules dramatically increases the rate of diffusion of water across cell membranes?A. the sodium-potassium pumpB. aquaporinsC. gated ion channelsD. ATP
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Which of the following describes a mutation that would lead to an increase in the frequency of nondisjunction? (nondisjunction - failure of sister chromatids to separate properly)
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HELP ASAP PLS Scientists have discovered that the inner core of Earth is a solid while the outer core is a liquid. What is the cause of this observation? The outer core has a higher temperature and more pressure than the inner core The outer core has a lower temperature and lower pressure than the inner core The inner core has a lower temperature and higher pressure than the outer core The inner core has a higher temperature and lower pressure than the outer core
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Why is diffusion easy for the cell to do?
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Describe one environmental advantage and one environmental disadvantage of using gm crops.
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jackie complained to her doctor about nervousness and weight loss even though she has increased her food intake. laboratory tests revealed that jackie had an elevated level of which hormone?
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Before cell theory, people believed that living organisms arose from nonliving matter. what evidence resulted in cell theory eventually replacing the concept of spontaneous generation?
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nitrogen is a nutrient needed by plants for growth. nitrogen is naturally cycled into the soil where it is rapidly absorbed by plants. what would a farmer most likely do to replenish nitrogen that was depleted from the soil?
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You will NOT find a cell wall in which of these organisms? Select all that apply.Question 11 options:Rose BushHumanStrawberry PlantPalm TreeSharkButterfly
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You will NOT find a cell wall in which of these organisms? Select all that apply.Question 11 options:Rose BushHumanStrawberry PlantPalm TreeSharkButterfly
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Two students below described a part of Earth's innermost layer:Daniel: Densest partJoshua: Has highest temperature and pressureHELP ASAP PLSSWhich part of the innermost layer did Daniel and Joshua describe? They both described the outer part. They both described the inner part. Daniel described the outer part and Joshua described the inner part. Daniel described the inner part and Joshua described the outer part.
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What is a downside of each of these technologies
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Which of the following is a function of the cell membrane?Question 12 options:provides structure and strength to the cellmakes food for the cellmakes energy for the cellregulates what can enter or leave the cell
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Where does photosynthesis occur in a plant cell?The Photosynthesis Reaction - Advanced | CK-12 FoundationQuestion 14 options:ribosomecytoplasmchloroplastcell membrane
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Which process is shown in the plant cell below?
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3. Why are solar prominences unable to leave the sun's atmosphere?Their arches are very insignificant.Gravity draws them back in.They occur for only a few seconds.The electric charges easily reach humans on Earth.
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What does it mean to have multiple alleles for a specific trait?
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which potentially life-threatening condition can be caused by a bacterial infection from the use of tampons? choose the best answer.
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quaking aspen trees usually reproduce byb extending undergrounds stems how many hcromsomes are in teh cells of the undeargounr stems
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explain how coevolution can result from a long-term positive interaction or long-term negative interaction between species.
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describes the response of auditory nerve fibers that allows for the plausibility of the theory of frequency representation:
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